<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    *{
        margin: 0;
        padding: 0;
    }
    body,html{
        height: 100%;
    }
    .container{
        max-width: 1920px;
        min-width: 600px;
        height: 100%;
    }
    .left{
        width: 200px;
        height: 100%;
        background-color: red;
        float: left;
    }
    .center{
        height: 100%;
        background-color: green;
        margin-left: 200px;
        margin-right: 200px;
    }
    .right{
        width: 200px;
        height: 100%;
        background-color: blue;
        float: right;
    }
</style>
<body>
    <div class="container">
        <div class="left">1</div>
        <div class="right">3</div>
        <div class="center">2</div>
    </div>
</body>
</html>